Template:Sandbox:修订间差异
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=\frac{2x}{\sqrt{1+ x^{8}}} | =\frac{2x}{\sqrt{1+ x^{8}}} | ||
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<math> | <\math> | ||
---- | ---- | ||
< | <math> | ||
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5.(4)\int_{-2}^{3}\left ( x-1\right )^{3}\mathrm{d}x | 5.(4)\int_{-2}^{3}\left ( x-1\right )^{3}\mathrm{d}x |